Airlines like AirAsia and SpiceJet are seeking growth through non-ticket revenue. The WSJ's Jeffrey Ng talks about what added costs passengers should expect when buying tickets from budget airlines.

This transcript has been automatically generated and may not be 100% accurate.

I ... the the ... and ... I ... didn't like it Cheney me now is to be ... Jeffrey ... sale ... I always wanted myself to throw it cheaper at budget airline fares at the end of the day ... in Asia ... it's become much more competitive marketplace for low-cost carriers and therefore fares ... on some of the key trunk winds ... are ... not going up on all ... the Siloam widget which inserts this week to trouble round trip between Singapore and Kuala loop or two very very ... um ... competitive hopes were ... to serve by a number of low-cost carriers on Tiger Airways surcharge and fifty two dollars US for on trip ... donation fifty eight dollars ... Jetstar forty three dollars ... for all inclusive ... on Iran for flight ... still correlates charges two hundred and fifty ... until I actually when it gets cheaper to try ... to get a buzz alluded to that ... so ... I guess in this in this competitive world and a lot of budget arrow airlines out there especially in a shape giving up yet ... how are they really making money and he didn't have to be more innovative in terms of how they charge passengers to the love of budget airlines are learning to really try the breeze ... what they call ancillary revenue is ... income that's not really that that that that the price from so-called add owns ... on the torch for ... booking the pre assigned seat the charge for checking the stats in case they charge for ... up to ... the changing face some trouble all the kid out of what a lot ... on that Satan segment I just mentioned Tiger Airways to add and change the dates and other basic services site for airlines to provide the ticket price rises to four hundred US dollars while net that a lot I didn't get in line with a lot of the regular airline are ... set to give the fact that we live in a day of old local oil prices rising oil prices thing I knew it really affects the bottom line at major carriers ... so ... I ... I do but did Airways do they stick to shorter flights is that how they cunning get away with that with ... the cost and ... the rising costs will be key to ... its two successive you will for low-cost carriers really is to maximize ... the disposition of its ... fleet of aircraft and ... and what's ... the board over the last two or three decades since the smaller ... single aisle planes that fly ... three or four hours ... is the most optimum ... aam some of these low cost carriers are trying to go beyond that of flying long haul but five six seven hours ... that is yet to be that model has yet to be proven but on ... the same time airlines really want to increase ... what we call him sorry reviews would just alluded to ... ALM Oberon Asia on average Airlines ticket around twenty percent of the total refuge from assuming ... revenues in heaven these budgetary say that there is considerable room to raise the proportion ... much further ... as ticket prices don't have much room for increases the heresies might be cheaper your bag lady but expects the right so far the trouble I can and have a big big meal before you fly ... Jefferies tips on by ... famous cafe ... but one that's rated added any estate dot com I'm Deborah con ...